Search Results - "Kemp, D.H."

Rotation of treatments between spinosad and amitraz for the control of Rhipicephalus ( Boophilus) microplus populations with amitraz resistance by Jonsson, N.N., Miller, R.J., Kemp, D.H., Knowles, A., Ardila, A.E., Verrall, R.G., Rothwell, J.T.

“…A farmlet study was conducted over 4 years in which three treatments were applied to six groups of Holstein dairy calves. Calves in each group were infested…”
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Toxicity of Bacillus thuringiensis to parasitic and free-living life-stages of nematode parasites of livestock by Kotze, A.C., O'Grady, J., Gough, J.M., Pearson, R., Bagnall, N.H., Kemp, D.H., Akhurst, R.J.

“…A collection of Bacillus thuringiensis ( Bt) strains ( Bts) were screened for activity against the free-living larval stages of nematode parasites of…”
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Effects of cattle tick (Boophilus microplus) infestation on the bovine immune system by Inokuma, H, Kerlin, R L, Kemp, D H, Willadsen, P

“…The immunosuppressive effect of experimental Boophilus microplus infestation on bovine peripheral blood lymphocytes (PBL) and on host antibody production to a…”
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Generic approaches to obtaining efficacious antigens from vector arthropods by Elvin, C M, Kemp, D H

“…The development of vaccines to control ectoparasites is dependent upon the identification of key parasite antigens. While a rational, pragmatic approach to…”
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Comparison of 3 tests to detect acaricide resistance in Boophilus decoloratus on dairy farms in the Eastern Cape Province, South Africa by Kemp, D.H., Horak, I.G., Mekonnen, S., Strydom, T., Peter, R.J., Taylor, R.J., Fourie, L.J., Spickett, A.M., Bryson, N.R.

“…The susceptibility of the larval offspring of engorged female Boophilus decoloratus, and of the engorged females, collected from cattle on the dairy farms…”
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Prostaglandin E2 production by the cattle tick (Boophilus microplus) into feeding sites and its effect on the response of bovine mononuclear cells to mitogen by Inokuma, H, Kemp, D H, Willadsen, P

“…Prostaglandin E2 (PGE2) secretion by the cattle tick Boophilus microplus into feeding sites was quantified. It was detected by the in vitro tube feeding…”
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Immunization of cattle against Boophilus microplus using extracts derived from adult female ticks: feeding and survival of the parasite on vaccinated cattle by Kemp, D H, Agbede, R I, Johnston, L A, Gough, J M

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Immunization of cattle against Boophilus microplus using extracts derived from adult female ticks: effects of induced immunity on tick populations by Johnston, L A, Kemp, D H, Pearson, R D

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Larval immersion tests with ivermectin in populations of the cattle tick Rhipicephalus (Boophilus) microplus (Acari: Ixodidae) from State of Sao Paulo, Brazil by Klafke, Guilherme M., Sabatini, Gustavo A., de Albuquerque, Thais A., Martins, João Ricardo, Kemp, David H., Miller, Robert J., Schumaker, Teresinha T.S.

“…Larval immersion tests (LIT) with commercial formulation of ivermectin were carried out with larvae of two field populations of Rhipicephalus (Boophilus)…”
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Immunization of cattle against Boophilus microplus using extracts derived from adult female ticks: histopathology of ticks feeding on vaccinated cattle by Agbede, R I, Kemp, D H

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Digestion in the cattle-tick Boophilus microplus: light microscope study of the gut cells in nymphs and females by Agbede, R I, Kemp, D H

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Role of tick salivary glands in feeding and disease transmission by Binnington, K C, Kemp, D H

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Tests to determine LC50 and discriminating doses for macrocyclic lactones against the cattle tick, Boophilus microplus by Sabatini, G A, Kemp, D H, Hughes, S, Nari, A, Hansen, J

“…Laboratory tests were carried out on larvae and adults of the cattle tick Boophilus microplus to determine the toxicity of macrocyclic lactone acaricides…”
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Babesia bovis infection of secretory cells in the gut of the vector tick Boophilus microplus by Agbede, R I, Kemp, D H, Hoyte, H M

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Boophilus microplus: passage of bovine immunoglobulins and albumin across the gut of cattle ticks feeding on normal or vaccinated cattle by Tracey-Patte, P D, Kemp, D H, Johnston, L A

“…Cattle were vaccinated with antigens from adult female Boophilus microplus and haemolymph was collected from female ticks which had engorged on these animals…”
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Artificial feeding of the Australian paralysis tick, Ixodes holocyclus and collection of paralysing toxin by Stone, B F, Commins, M A, Kemp, D H

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牛末梢血リンパ球におけるヒスタミンレセプター by 猪熊, 壽, L., Kerlin Roy, H., Kemp David, Peter, Willadsen

“…ロゼット法, セファローズビーズ法及び免疫蛍光法の3つの方法により牛末梢血リンパ球(PBL)におけるヒスタミンレセプター(HR)を検出した. 免疫蛍光法は他の2つの方法に比べてより安定的で定量的な方法と考えられた. 本法により, PBL, 末梢血B細胞分画及び末梢血T細胞分画はそれぞれ18.4%, 52.8%,…”
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An In Vitro Larval Immersion Microassay for Identifying and Characterizing Candidate Acaricides by White, W. Hunter, Plummer, Philip R., Kemper, Connie J., Miller, Robert J., Davey, Ronald B., Kemp, David H., Hughes, Suzanne, Smith, Charles K., Gutierrez, Jesus A.

“…We have optimized a larval immersion microassay (LIM) that offers superior sensitivity, flexibility to accommodate multiple formulations, and a robust…”
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Molecular cloning and expression of the dihdrofolate reductase (DHFR) gene from adult buffalo fly (Haematobia irritans exigua): effects of antifolates by Elvin, C.M, Liyou, N.E, Pearson, R, Kemp, D.H, Dison, N.E

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Corrigendum to “Toxicity of Bacillus thuringiensis to parasitic and free-living life-stages of nematode parasites of livestock” [International Journal for Parasitology 35 (2005) 1013–1022] by Kotze, A.C., O’Grady, J., Gough, J.M., Pearson, R., Bagnall, N.H., Kemp, D.H., Akhurst, R.J.

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